heave vs blow

heave and blow both are nouns.

Word	Noun	Adjective	Verb	Adverb
heave	Yes	No	Yes	No
blow	Yes	No	Yes	No

As verbs, blow is a hypernym of heave; that is, blow is a word with a broader meaning than heave:

heave (noun)	blow (noun)
throwing something heavy (with great effort)	a powerful stroke with the fist or a weapon
the act of lifting something with great effort	forceful exhalation through the nose or mouth
the act of raising something	street names for cocaine
an involuntary spasm of ineffectual vomiting	an impact (as from a collision)
(geology) a horizontal dislocation	an unpleasant or disappointing surprise
an upward movement (especially a rhythmical rising and falling)	an unfortunate happening that hinders or impedes; something that is thwarting or frustrating
	a strong current of air

heave (verb)	blow (verb)
make an unsuccessful effort to vomit; strain to vomit	exhale hard
breathe noisily, as when one is exhausted	free of obstruction by blowing air through
bend out of shape, as under pressure or from heat	melt, break, or become otherwise unusable
utter a sound, as with obvious effort	burst suddenly
lift or elevate	shape by blowing
throw with great effort	show off
rise and move, as in waves or billows	cause to be revealed and jeopardized
move or cause to move in a specified way, direction, or position	allow to regain its breath
	deposit eggs (of insects)
	be in motion due to some air or water current
	cause to move by means of an air current
	leave; informal or rude
	cause air to go in, on, or through
	spout moist air from the blowhole
	play or sound a wind instrument
	make a sound as if blown
	sound by having air expelled through a tube
	provide sexual gratification through oral stimulation
	spend lavishly or wastefully on
	spend thoughtlessly; throw away
	make a mess of, destroy or ruin
	be inadequate or objectionable
	be blowing or storming